{"product_id":"authorize-ai-agent-actions-with-postgres-policy-rules-alerts","title":"Authorize AI Agent Actions with Postgres Policy Rules \u0026 Alerts","description":"\u003ch3\u003eAuthorize AI Agent Actions with Postgres Policy Rules—and alert on risky denials\u003c\/h3\u003e\n\u003cp\u003eThis n8n workflow provides a webhook-based \u003cstrong\u003epolicy-as-code authorization layer\u003c\/strong\u003e for AI agent actions. It evaluates every request against \u003cstrong\u003eprioritized rules stored in Postgres\u003c\/strong\u003e, records an \u003cstrong\u003eauditable decision trail\u003c\/strong\u003e, and can notify \u003cstrong\u003eSlack\u003c\/strong\u003e (and optionally \u003cstrong\u003ePagerDuty\u003c\/strong\u003e) when denials or approvals become high-risk.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReceives authorization requests\u003c\/strong\u003e via a POST webhook to \u003ccode\u003e\/policy-evaluate\u003c\/code\u003e (or runs manually\/on a schedule) to start an evaluation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnsures Postgres tables exist\u003c\/strong\u003e for policies, decisions, and run tracking.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLoads enabled policies\u003c\/strong\u003e from Postgres in priority order, merges them with \u003cem\u003eembedded fallback policies\/configuration\u003c\/em\u003e, and pulls \u003cstrong\u003e24-hour decision statistics\u003c\/strong\u003e to inform evaluation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNormalizes the incoming request\u003c\/strong\u003e, calculates a \u003cstrong\u003erisk score\u003c\/strong\u003e, and evaluates policies in priority order to return the first matching \u003cstrong\u003eeffect\u003c\/strong\u003e: \u003cem\u003eallow\u003c\/em\u003e, \u003cem\u003edeny\u003c\/em\u003e, or \u003cem\u003erequire_approval\u003c\/em\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePersists every decision\u003c\/strong\u003e to Postgres (decision + run summary) for auditing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlerts on high-risk outcomes:\u003c\/strong\u003e if the effect is \u003cem\u003edeny\u003c\/em\u003e or \u003cem\u003erequire_approval\u003c\/em\u003e and the risk score exceeds the configured threshold, it sends a \u003cstrong\u003eSlack\u003c\/strong\u003e notification and can trigger \u003cstrong\u003ePagerDuty\u003c\/strong\u003e for severe denials.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResponds\u003c\/strong\u003e to the webhook caller with a final payload including the \u003cstrong\u003ematched policy\u003c\/strong\u003e, \u003cstrong\u003ereason\u003c\/strong\u003e, and \u003cstrong\u003erisk score\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eControl when an AI agent is allowed to perform sensitive actions (e.g., restricted tool calls) using Postgres-managed policy rules.\u003c\/li\u003e\n  \u003cli\u003eEnforce “require approval” workflows for borderline requests and escalate high-risk denials to Slack\/PagerDuty.\u003c\/li\u003e\n  \u003cli\u003eProvide auditors with complete logs of which rule matched and why each decision was made.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWebhook:\u003c\/strong\u003e \u003ccode\u003e\/policy-evaluate\u003c\/code\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDatabase:\u003c\/strong\u003e Postgres (policies, decisions, run tracking, enabled policies, 24-hour stats)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCore logic nodes:\u003c\/strong\u003e \u003cem\u003eif\u003c\/em\u003e, \u003cem\u003ecode\u003c\/em\u003e, \u003cem\u003eno op\u003c\/em\u003e, \u003cem\u003ewebhook\u003c\/em\u003e, \u003cem\u003epostgres\u003c\/em\u003e, \u003cem\u003esticky note\u003c\/em\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNotifications:\u003c\/strong\u003e Slack incoming webhook URL (optional PagerDuty for severe denials)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSetup note:\u003c\/strong\u003e Configure a Postgres credential, ensure DB connectivity from n8n, and update embedded CONFIG values (default effect, embedded policies, risk thresholds, Slack incoming webhook URL, and related settings).\u003c\/p\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":46289115283635,"sku":"N8N-21649","price":53.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/FGp3fP3d3QbsYCFoy_oRx_vjEaChNp.png?v=1793006243","url":"https:\/\/buyflowscripts.com\/products\/authorize-ai-agent-actions-with-postgres-policy-rules-alerts","provider":"N8N Commerce","version":"1.0","type":"link"}